crystal science definition
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Crystal Definition Definition: a substance in which the constituent atoms, molecules, or ions are packed in a regularly ordered, repeating three-dimensional pattern. Most crystals are solids.
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Glass Glass is a state of matter. It is a solid produced by cooling molten material so that the internal arrangement of atoms, or molecules, remains in a random or disordered state, similar to the arrangement in a liquid. Such a solid is said to be amorphous or glassy.
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QUARTZ CRYSTAL • QUARTZ CRYSTAL (noun) The noun QUARTZ CRYSTAL has 1 sense: 1. a thin plate or small rod of quartz cut along certain lines and ground so that it can produce an electric signal at a constant frequency; used in crystal oscillators. Familiarity information: QUARTZ CRYSTAL used as a noun is very rare.
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Cristalier.com Glass is an organic substance consisting of a mixture of silicates, barates or phosphates that cools to a rigid condition without crystallization. (It can be made of quartz-sand, lime, soda, potash and lead oxide.) Crystal falls into the 3 main categories.
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Crystal habit In mineralogy, crystal habit is the characteristic external shape of an individual crystal or groups of crystals. A single crystal's habit is a description of its general shape and its crystallographic forms, plus how well developed each are.Recognizing the habit may help in identifying a mineral.or example, minerals used for asbestos insulation often grow in a fibrous habit, a mass of very fine fibers. The terms used by mineralogists to report crystal habits describe the typical appearance of an ideal mineral.
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crystal crystal crys·tal (krĭs'təl) n. A homogenous solid formed by a repeating, three-dimensional pattern of atoms, ions, or molecules and having fixed distances between constituent parts. A mineral, especially a transparent form of quartz that has a crystalline structure and is often characterized by external planar faces.
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A Glossary of Rock and Mineral Terminology The form or shape in which crystals occur, such as the cube, the octahedron, and others. crystal habit: Crystal habit is a typical crystal form or a combination of forms or other shapes. It is the general shape of crystals that play an important role in identifying minerals.
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- Crystals are generally formed when magma or molten rock cools and solidifies. Rapid cooling of the molten rock generally results in the formation of small crystals, like when … magma reaches the surface. However, if they cool down slowly, then large crystals are formed.
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"Definition of ""Crystal Form""?" Polymorphism is the ability of a solid to exist in more than one crystal form. For example, water ice is ordinarily found in the hexagonal form Ice Ih, but can also exist as the cubic Ice Ic, the rhombohedral ice II, and many other forms.
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Crystallization Crystallization is also a chemical solid–liquid separation technique, in which mass transfer of a solute from the liquid solution to a pure solid crystalline phase occurs.In chemical engineering crystallization occurs in a crystallizer. Sample production: small production of tiny crystals for material characterization. 2  Controlled recrystallization is an important method to supply unusual crystals, that are needed to reveal the molecular structure and nuclear forces inside a typical molecule of a crystal.
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What is a hydrated crystal? A hydrated crystal in one that has water molecules trapped inside the crystal structure of some other compound, typically an ionic compound.The water is chemically combined with a substance in such a way that it can be removed, as by heating, without substantially changing the chemical composition of the substance. hydrated crystal in one that has water molecules trapped inside the crystal structure of some other compound, typically an ionic compound.
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Science for Kids The process of crystal forming is called crystallization. Crystals often form in nature when liquids cool and start to harden. Certain molecules in the liquid gather together as they attempt to become stable. They do this in a uniform and repeating pattern that forms the crystal.
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Crystal A crystal structure (an arrangement of atoms in a crystal) is characterized by its unit cell, a small imaginary box containing one or more atoms in a specific spatial arrangement. The unit cells are stacked in three-dimensional space to form the crystal.
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"Definition of ""Crystal Form""?" Best Answer: When the bulk material has the same geometry of the fundamental crystal structure, it would be the crystal form. Example would be quartz. Quartz is a common mineral in many different rocks but, if you look at the rock, you do not see quartz crystals. In a geode, the quartz forms in a space that allows the crystals to grow to some size without running into anything else.
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Mineral One definition of a mineral encompasses the following criteria: Formed by a natural process (anthropogenic compounds are excluded). Stable or metastable at room temperature (25 °C). In the simplest sense, this means the mineral must be solid.
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A Glossary of Rock and Mineral Terminology An aggregate of one or more minerals; or a body of undifferentiated mineral matter (e.g., obsidian); or of solid organic matter (e.g., coal) More than one crystal Volcanic glass
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- Crystallisation is a separation technique that is used to separate a solid that has dissolved in a liquid and made a solution. solution that has as much solid dissolved in it as it can possibly contain is called a saturated solution. As the saturated solution is allowed to cool, the solid will come out of the solution and crystals will start to grow.
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"Definition of ""Crystal Form""?" In chemistry, mineralogy, and materials science, a crystal is a solid in which the constituent atoms, molecules, or ions are packed in a regularly ordered, repeating pattern extending in all three spatial dimensions.
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Materials science A diamond cuboctahedron showing seven crystallographic planes, imaged with scanning electron microscopy. The interdisciplinarity field of materials science, also commonly termed materials science and engineering, involves the discovery and design of new materials, with an emphasis on solids.
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At what age do/did you allow your child to swim in your pool unsupervised? The answer is no one is allowed to swim alone in the pool. Not adults, kids, dogs or monsters. If you go to a public beach, there are signs that state no swimming without lifeguards or swim at your own risk. At public pools in my community, the pools are emptied of all swimmer if no lifeguard is present.t what age do/did you allow your child to swim in your pool unsupervised? My daughter is 11 years old and is an extremely strong swimmer.
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Chapter 14 â Crystallization and Dissolution Crystallization is the process by which solid crystals are formed from a liquid or from an amorphous solid. Controlled crystallization serves in the recovery of sugar, salt and other crystalline products, in numerous confectionery applications, and in the winterization of liquid oils.ntroduction. Crystallization is the process by which solid crystals are formed from a liquid (Decloux, 2002, Hartel, 2001 and Mersmann, 1995) or from an amorphous solid (Jouppila and Roos, 1994). In the case of crystallization from a liquid, the liquid medium is either a supersaturated solution or a supercooled melt.
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crystal healing (in alternative therapy) the use of the supposed power of crystals to affect the human energy field. Contemporary definitions for crystal healing. noun. the use of crystals in alternative medicine to attempt healing; also called crystal therapy. See crystal therapy.
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Alchemy Chemistry, from the ancient Egyptian word khēmia meaning transmutation of earth, is the science of matter at the atomic to molecular scale, dealing primarily with collections of atoms, such as molecules, crystals, and metals.
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crystal a solid substance, either organic or inorganic, the atoms or molecules of which are arranged in a regular, repeating three-dimensional pattern, which determines the shape of a crystal. crystalline, adj.
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- Salt is a mineral composed of sodium and chlorine. Neither can exist alone in natural form. Together, they form the chemical compound that is sodium chloride. To geologists, salt is known as halite. Salt is a crystal of the isometric system, meaning it is usually cubic and perfectly symmetrical. Pure salt crystals are colorless, although a pile of them will appear to be white. Impurities in the crystals may cause salt to be various shades of yellow, red, blue or purple.
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-   Crystalline Solid -   are solids that have regular or nearly regular crystalline structures and the atoms are arranged in orderly manner   Examples -   Suga … r Sugar Candy Rock Candy. + 23 others found this useful.